<!--
    THIS EXAMPLE WAS DOWNLOADED FROM https://echarts.apache.org/examples/zh/editor.html?c=pie-nest
-->
<!DOCTYPE html>
<html style="height: 100%">
    <head>
        <meta charset="utf-8">
    </head>
    <body style="height: 100%; margin: 0">
        <div id="container" style="height: 100%"></div>
        <script type="text/javascript" src="../static/js/jquery-2.1.4.min.js"></script>
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5/dist/echarts.min.js"></script>
        <!-- Uncomment this line if you want to dataTool extension
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5/dist/extension/dataTool.min.js"></script>
        -->
        <!-- Uncomment this line if you want to use gl extension
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-gl@2/dist/echarts-gl.min.js"></script>
        -->
        <!-- Uncomment this line if you want to echarts-stat extension
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-stat@latest/dist/ecStat.min.js"></script>
        -->
        <!-- Uncomment this line if you want to use map
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5/map/js/china.js"></script>
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5/map/js/world.js"></script>
        -->
        <!-- Uncomment these two lines if you want to use bmap extension
        <script type="text/javascript" src="https://api.map.baidu.com/api?v=2.0&ak=<Your Key Here>"></script>
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5/dist/extension/bmap.min.js"></script>
        -->

        <script type="text/javascript">
        $.ajax({

            type:'GET',
            //data
            url:"http://127.0.0.1:5000/pie_nest_data",
            dataType:'json',
            success:function(data){
                console.log(data);
      
                var dom = document.getElementById("container");
                var myChart = echarts.init(dom);
                var app = {};
                var option;
                option = {
                    tooltip: {
                        trigger: 'item',
                        formatter: '{a} <br/>{b}: {c} ({d}%)'
                    },
                    legend: {
                        data: data['data1']
                    },
                    series: [
                        {
                            name: '访问来源',
                            type: 'pie',
                            selectedMode: 'single',
                            radius: [0, '30%'],
                            label: {
                                position: 'inner',
                                fontSize: 14,
                            },
                            labelLine: {
                                show: false
                            },
                            data: data['data2']
                        },
                        {
                            name: '访问来源',
                            type: 'pie',
                            radius: ['45%', '60%'],
                            labelLine: {
                                length: 30,
                            },
                            label: {
                                formatter: '{a|{a}}{abg|}\n{hr|}\n  {b|{b}：}{c}  {per|{d}%}  ',
                                backgroundColor: '#F6F8FC',
                                borderColor: '#8C8D8E',
                                borderWidth: 1,
                                borderRadius: 4,
                                
                                rich: {
                                    a: {
                                        color: '#6E7079',
                                        lineHeight: 22,
                                        align: 'center'
                                    },
                                    hr: {
                                        borderColor: '#8C8D8E',
                                        width: '100%',
                                        borderWidth: 1,
                                        height: 0
                                    },
                                    b: {
                                        color: '#4C5058',
                                        fontSize: 14,
                                        fontWeight: 'bold',
                                        lineHeight: 33
                                    },
                                    per: {
                                        color: '#fff',
                                        backgroundColor: '#4C5058',
                                        padding: [3, 4],
                                        borderRadius: 4
                                    }
                                }
                            },
                            data: data['data3']
                        }
                    ]
                };

                if (option && typeof option === 'object') {
                    myChart.setOption(option);
                }
              }
          });
        </script>
    </body>
</html>
    